Preheat oven to 350 degrees.
Sift together flour, cocoa, baking powder and salt, In another bowl, cream butter and sugar until fluffy, using an electric mixer.
Add eggs one at a time, mixing well after each. Mix in melted chocolate. Gradually add flour mixture to chocolate mixture. Stir in the white chips and cherries.
Drop by heaping tablespoons onto an ungreased cookie sheet.
Bake 10-12 minutes.
After slightly cooled, transfer to wire rack to continue cooling.